AudioStreaming/AudioStreamingTests/Core/ByteBufferTests.swift

//
// Copyright © Blockchain Luxembourg S.A. All rights reserved.

import XCTest
@testable import AudioStreaming

final class ByteBufferTests: XCTestCase {
    func testWriteAndReadBytes() {
        var buffer = ByteBuffer(size: 10)

        // Write bytes to the buffer
        let testData = Data([0x01, 0x02, 0x03, 0x04])
        buffer.writeBytes(testData)
        buffer.rewind()

        // Read the written bytes
        do {
            let readData = try buffer.readBytes(4)
            XCTAssertEqual(readData, testData)
        } catch {
            XCTFail("Error reading bytes: \(error)")
        }
    }

    func testWriteAndReadInteger() {
        var buffer = ByteBuffer(size: 8)

        // Write integer to the buffer
        let testInteger: UInt32 = 123_456_789
        buffer.put(testInteger)
        buffer.rewind()

        // Read the written integer
        do {
            let readInteger: UInt32 = try buffer.getInteger()
            XCTAssertEqual(readInteger, testInteger.bigEndian)
        } catch {
            XCTFail("Error reading integer: \(error)")
        }
    }

    func testWriteAndReadFloat() {
        var buffer = ByteBuffer(size: 8)

        // Write float to the buffer
        let testFloat: Float = 123.456
        buffer.put(testFloat)
        buffer.rewind()

        // Read the written float
        do {
            let readFloat: Float = try buffer.getFloat()
            XCTAssertEqual(readFloat, testFloat, accuracy: 0.001)
        } catch {
            XCTFail("Error reading float: \(error)")
        }
    }

    func testWriteAndReadDouble() {
        var buffer = ByteBuffer(size: 8)

        // Write double to the buffer
        let testDouble = 123.456
        buffer.put(testDouble)
        buffer.rewind()

        // Read the written double
        do {
            let readDouble: Double = try buffer.getDouble()
            XCTAssertEqual(readDouble, testDouble, accuracy: 0.001)
        } catch {
            XCTFail("Error reading double: \(error)")
        }
    }
}